225716721010701 has 16 divisors (see below), whose sum is σ = 301857751742400. Its totient is φ = 150027267353600.

The previous prime is 225716721010699. The next prime is 225716721010741. The reversal of 225716721010701 is 107010127617522.

It is a cyclic number.

It is not a de Polignac number, because 225716721010701 - 2¹ = 225716721010699 is a prime.

It is a super-2 number, since 2×225716721010701² (a number of 30 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225716721010741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62647995 + ... + 66152888.

It is an arithmetic number, because the mean of its divisors is an integer number (18866109483900).

Almost surely, 2^{225716721010701} is an apocalyptic number.

It is an amenable number.

225716721010701 is a deficient number, since it is larger than the sum of its proper divisors (76141030731699).

225716721010701 is a wasteful number, since it uses less digits than its factorization.

225716721010701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128802636.

The product of its (nonzero) digits is 82320, while the sum is 42.

The spelling of 225716721010701 in words is "two hundred twenty-five trillion, seven hundred sixteen billion, seven hundred twenty-one million, ten thousand, seven hundred one".